Home / 209,355.10-313,985.47-59,592.07

Finding the Fourth Proportional to 209,355.10, 313,985.47 and 59,592.07

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Solution

The fourth proportional to 209,355.10, 313,985.47 and 59,592.07 is: 89,374.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,355.10 : 313,985.47 = 59,592.07 : x
  2. Step 2: Convert to fraction form
    209,355.10/313,985.47 = 59,592.07/x
  3. Step 3: Cross multiply
    209,355.10x = 313,985.47 × 59,592.07
  4. Step 4: Simplify right side
    209,355.10x = 18,711,044,107.22
  5. Step 5: Solve for x
    x = 18,711,044,107.22/209,355.10
  6. Step 6: Final answer
    x = 89,374.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.